Run results for: Lodash difference vs Some & Filter

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36 Edg/134.0.0.0

Browser: Chrome 134

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: 12 days ago

Test name	Executions per second
Lodash	7723.7 Ops/sec
Set & Filter	13989.5 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

AخA
 
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

var arr1 = [];
for(let i = 0; i < 100; i++) {
  arr1.push('' + i);
}

var arr2 = [];
for(let i = 49; i >= 0; i--) {
  arr2.push('' + i);
}

​x
 
var arr1 = [];for(let i = 0; i < 100; i++) {  arr1.push('' + i);}​var arr2 = [];for(let i = 49; i >= 0; i--) {  arr2.push('' + i);}

Tests:

const notInArr1 = _.difference(arr2, arr1)
const notInArr2 = _.difference(arr1, arr2)

 
const notInArr1 = _.difference(arr2, arr1)const notInArr2 = _.difference(arr1, arr2)

const notInArr1 = arr2.filter(value => !arr1.some(v => v === value));
const notInArr2 = arr1.filter(value => !arr2.some(v => v === value));

 
const notInArr1 = arr2.filter(value => !arr1.some(v => v === value));const notInArr2 = arr1.filter(value => !arr2.some(v => v === value));